DE3786041T2 - Kommunikations-Bitmustererkennungsschaltung. - Google Patents
Kommunikations-Bitmustererkennungsschaltung.Info
- Publication number
- DE3786041T2 DE3786041T2 DE87104573T DE3786041T DE3786041T2 DE 3786041 T2 DE3786041 T2 DE 3786041T2 DE 87104573 T DE87104573 T DE 87104573T DE 3786041 T DE3786041 T DE 3786041T DE 3786041 T2 DE3786041 T2 DE 3786041T2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- bits
- line
- bit
- detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003909 pattern recognition Methods 0.000 title claims description 15
- 238000004891 communication Methods 0.000 title claims description 12
- 238000001514 detection method Methods 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000007704 transition Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/02—Comparing digital values
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F2207/02—Indexing scheme relating to groups G06F7/02 - G06F7/026
- G06F2207/025—String search, i.e. pattern matching, e.g. find identical word or best match in a string
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- General Engineering & Computer Science (AREA)
- Computational Mathematics (AREA)
- Communication Control (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Manipulation Of Pulses (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/873,910 US4829462A (en) | 1986-06-13 | 1986-06-13 | Communication bit pattern detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3786041D1 DE3786041D1 (de) | 1993-07-08 |
DE3786041T2 true DE3786041T2 (de) | 1993-12-02 |
Family
ID=25362581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE87104573T Expired - Fee Related DE3786041T2 (de) | 1986-06-13 | 1987-03-27 | Kommunikations-Bitmustererkennungsschaltung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4829462A (ja) |
EP (1) | EP0248989B1 (ja) |
JP (1) | JPS62298248A (ja) |
AR (1) | AR241555A1 (ja) |
BR (1) | BR8702851A (ja) |
CA (1) | CA1273121A (ja) |
DE (1) | DE3786041T2 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3526020A1 (de) * | 1985-07-20 | 1987-01-22 | Philips Patentverwaltung | Einrichtungen zur erzeugung der kennzeichnung von unbeschalteten rbertragungsstrecken eines digitalen rbertragungssystems |
US4956854A (en) * | 1988-09-09 | 1990-09-11 | Motorola, Inc. | Digital pattern decoder |
FR2638865B1 (fr) * | 1988-11-04 | 1990-12-28 | Labo Electronique Physique | Analyseur logique avec double declenchement |
US5239497A (en) * | 1991-10-02 | 1993-08-24 | Motorola, Inc. | Fast pattern correlator and method |
US5448507A (en) * | 1993-06-25 | 1995-09-05 | Digital Wireless Corporation | Reduced logic correlator |
USRE38391E1 (en) | 1993-12-23 | 2004-01-20 | Stmicroelectronics S.A. | Circuit for detecting word sequences in a modem |
US5570306A (en) * | 1994-11-01 | 1996-10-29 | Intel Corporation | Method and apparatus for recognizing a bit pattern in a string of bits, altering the string of bits, and removing the alteration from the string of bits |
US6111922A (en) * | 1994-12-20 | 2000-08-29 | Sgs-Thomson Microelectronics S.A. | Circuit for detecting word sequences in a modem |
KR100198065B1 (ko) * | 1995-06-28 | 1999-06-15 | 김영환 | 하드웨어 패킷 라우터의 목적지 어드레스 검출장치 |
KR100324734B1 (ko) * | 1995-08-04 | 2002-08-24 | 엘지전자주식회사 | 비트패턴검출장치 |
US5686913A (en) * | 1995-10-06 | 1997-11-11 | Analog Devices, Inc. | Serial data interface apparatus and method for detecting an input word length and selecting an operating mode accordingly |
GB2313511B (en) * | 1996-05-25 | 2000-03-22 | Motorola Inc | Decoder circuit and method |
JP3266034B2 (ja) * | 1997-02-05 | 2002-03-18 | 日本電気株式会社 | 通信制御装置 |
US6792061B1 (en) * | 2000-08-21 | 2004-09-14 | Bitblitz Communications, Inc. | High-speed bit-pattern detector |
US20040057536A1 (en) * | 2002-09-20 | 2004-03-25 | Adc Dsl Systems, Inc. | Digital correlator for multiple sequence detection |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3281834A (en) * | 1964-02-24 | 1966-10-25 | James W Caspers | General digital sequential detector |
US3656109A (en) * | 1970-03-13 | 1972-04-11 | Sperry Rand Corp | Hamming distance and magnitude detector and comparator |
US3670151A (en) * | 1970-06-05 | 1972-06-13 | Us Navy | Correlators using shift registers |
US3760355A (en) * | 1972-03-08 | 1973-09-18 | Motorola Inc | Digital pattern detector |
US3959777A (en) * | 1972-07-17 | 1976-05-25 | International Business Machines Corporation | Data processor for pattern recognition and the like |
US4001787A (en) * | 1972-07-17 | 1977-01-04 | International Business Machines Corporation | Data processor for pattern recognition and the like |
US4011547A (en) * | 1972-07-17 | 1977-03-08 | International Business Machines Corporation | Data processor for pattern recognition and the like |
US4003022A (en) * | 1974-08-02 | 1977-01-11 | Nippon Electric Company, Ltd. | Symbol string pattern recognition equipment |
US3973242A (en) * | 1975-02-27 | 1976-08-03 | Gte Sylvania Incorporated | Digital receiver |
JPS5218136A (en) * | 1975-08-01 | 1977-02-10 | Hitachi Ltd | Signal processing unit |
US4064487A (en) * | 1976-11-17 | 1977-12-20 | The Alliance Manufacturing Company, Inc. | Receiver and decoder |
US4135150A (en) * | 1977-08-12 | 1979-01-16 | Ledex, Inc. | Decoder circuit for detecting sequentially presented code digit signals |
NL7903284A (nl) * | 1979-04-26 | 1980-10-28 | Philips Nv | Werkwijze voor framesynchronisatie van een digitaal tdm communicatiestelsel en inrichting voor het uitvoeren van de werkwijze. |
JPS6046639A (ja) * | 1983-08-25 | 1985-03-13 | Fujitsu Ltd | 交換網通信制御方式 |
JPS60114052A (ja) * | 1983-11-25 | 1985-06-20 | Ando Electric Co Ltd | デ−タの比較判定装置 |
EP0166838B1 (fr) * | 1984-06-29 | 1988-09-28 | International Business Machines Corporation | Procédé et dispositif pour détecter une configuration de bits particulière dans un train de bits en série |
-
1986
- 1986-06-13 US US06/873,910 patent/US4829462A/en not_active Expired - Fee Related
-
1987
- 1987-03-27 EP EP87104573A patent/EP0248989B1/en not_active Expired - Lifetime
- 1987-03-27 DE DE87104573T patent/DE3786041T2/de not_active Expired - Fee Related
- 1987-04-15 CA CA000534763A patent/CA1273121A/en not_active Expired - Fee Related
- 1987-04-16 JP JP62092159A patent/JPS62298248A/ja active Granted
- 1987-05-29 AR AR87307724A patent/AR241555A1/es active
- 1987-06-04 BR BR8702851A patent/BR8702851A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0248989A3 (en) | 1990-07-04 |
EP0248989A2 (en) | 1987-12-16 |
CA1273121A (en) | 1990-08-21 |
JPH0521460B2 (ja) | 1993-03-24 |
JPS62298248A (ja) | 1987-12-25 |
AR241555A1 (es) | 1992-08-31 |
EP0248989B1 (en) | 1993-06-02 |
BR8702851A (pt) | 1988-03-01 |
DE3786041D1 (de) | 1993-07-08 |
US4829462A (en) | 1989-05-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |